Assaad A. Morcos - 04 Feb 2026 Form 4 Insider Report for PREFORMED LINE PRODUCTS CO (PLPC)

Role: VP, US Manufacturing
Signature: /s/ Caroline S Vaccariello, by power of attorney
Issuer symbol: PLPC
Transactions as of: 04 Feb 2026
Net transactions value: $0
Form type: 4
Filing time: 06 Feb 2026, 17:28:18 UTC
Previous filing: 12 Dec 2025
SEC: View on sec.gov

Reporting Owners (1)

Name	Relationship	Address	Signature	Signature date	CIK
Morcos Assaad A	VP, US Manufacturing	660 BETA DRIVE, CLEVELAND	/s/ Caroline S Vaccariello, by power of attorney	06 Feb 2026	0002052614

Derivative Securities (e.g., puts, calls, warrants, options, convertible securities)

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Underlying Class	Amount	Exercise Price	Ownership	Footnotes
transaction	PLPC	Restricted stock units	Award	$0	+407		$0.000000	407	04 Feb 2026	Common shares, $2 par value	407	$0.000000	Direct	F1, F2
holding	PLPC	Restricted stock units						681	04 Feb 2026	Common shares, $2 par value	681	$0.000000	Direct	F2
holding	PLPC	Employee stock option (right to buy)						6,500	04 Feb 2026	Common Shares, $2 par value per share	6,500	$132.40	Direct	F3

* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id	Content
F1	Restricted stock units converted into common stock on a one-for-one basis.
F2	Restricted stock units vest 3 years from the date of grant.
F3	On December 11, 2024, the reporting person was granted 7,500 stock options, of which 3,750 vested on December 11, 2025, 1,875 will vest on December 11, 2026, and the remaining 1,875 will vest on December 11, 2027. The expiration date is 10 years from the grant date.